diff --git a/lib/editline/edit_compat.c b/lib/editline/edit_compat.c
index 9d60edfb7..060b2dfc8 100644
--- a/lib/editline/edit_compat.c
+++ b/lib/editline/edit_compat.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995 - 2000 Kungliga Tekniska Högskolan
+ * Copyright (c) 1995 - 2001 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -36,6 +36,8 @@
 #include <string.h>
 #include <histedit.h>
 
+#include "edit_compat.h"
+
 RCSID("$Id$");
 
 void
@@ -44,7 +46,7 @@ rl_reset_terminal(char *p)
 }
 
 void
-rl_initialize()
+rl_initialize(void)
 {
 }
 
diff --git a/lib/editline/edit_compat.h b/lib/editline/edit_compat.h
new file mode 100644
index 000000000..0b6871362
--- /dev/null
+++ b/lib/editline/edit_compat.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2001 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/* $Id$ */
+
+#ifndef _EDIT_COMPAT_H
+#define _EDIT_COMPAT_H
+
+void rl_reset_terminal(char *p);
+void rl_initialize(void);
+char *readline(const char *prompt);
+void add_history(char *p);
+
+#endif /* _EDIT_COMPAT_H */